English: Ana Mia's Shadowdamsel
Binomial: Ceylonosticta anamia
Ana Mia's Shadowdamsel is an endemic species of damselflies found in the wet zone forests of Sri Lanka. Its orange-yellowish colored prothorax is an easy identification method for this shadowdamsel. Above photographed ones were found in Kalugala and Meethirigala forests.
Reference: Dragonflies of Sri Lanka - Matjaž Bedjaniè, Karen Conniff, Gehan de Silva Wijeyeratne